한국에서의 PBD공법의 현황 및 문제점과 발전방향
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The use of PBD(prefabricated band drain)for ground improvement is rapidly increased due to the merit of construction period and cost, environmental preservation compared with other vertical drain method, and the development of material. This paper presents the historical review, theoretical background, design procedure and method, and typical construction example for the PBD. Also, the direction of further technical development and study is recommended.